-
--[[
-
- Licensed under GNU General Public License v2
- * (c) 2013, Luke Bonham
- * (c) 2010-2012, Peter Hofmann
-
+
+ Licensed under GNU General Public License v2
+ * (c) 2013, Luca CPZ
+ * (c) 2010-2012, Peter Hofmann
+
--]]
-local helpers = require("lain.helpers")
-local naughty = require("naughty")
-local wibox = require("wibox")
-local string = { format = string.format,
- match = string.match }
-local setmetatable = setmetatable
+local helpers = require("lain.helpers")
+local naughty = require("naughty")
+local wibox = require("wibox")
+local string = { format = string.format, match = string.match }
-- Network infos
-- lain.widget.net
-local function worker(args)
- local net = { widget = wibox.widget.textbox() }
- net.last_t = 0
- net.last_r = 0
- net.devices = {}
-
+local function factory(args)
+ local net = { widget = wibox.widget.textbox(), devices = {} }
local args = args or {}
local timeout = args.timeout or 2
- local units = args.units or 1024 --kb
+ local units = args.units or 1024 -- KB
local notify = args.notify or "on"
+ local wifi_state = args.wifi_state or "off"
+ local eth_state = args.eth_state or "off"
local screen = args.screen or 1
local settings = args.settings or function() end
(type(args.iface) == "table" and args.iface)) or {}
function net.get_device()
- helpers.async(string.format("ip link show", device_cmd), function(ws)
- ws = ws:match("(%w+): <BROADCAST,MULTICAST,.-UP,LOWER_UP>")
- net.iface = ws and { ws } or {}
+ helpers.line_callback("ip link", function(line)
+ net.iface[#net.iface + 1] = not string.match(line, "LOOPBACK") and string.match(line, "(%w+): <") or nil
end)
end
if #net.iface == 0 then net.get_device() end
- function update()
+ function net.update()
-- These are the totals over all specified interfaces
net_now = {
- -- New api - Current state of requested devices
devices = {},
-- Bytes since last iteration
sent = 0,
received = 0
}
- -- Total bytes transfered
- local total_t = 0
- local total_r = 0
-
- for i, dev in ipairs(net.iface) do
+ for _, dev in ipairs(net.iface) do
local dev_now = {}
local dev_before = net.devices[dev] or { last_t = 0, last_r = 0 }
local now_t = tonumber(helpers.first_line(string.format("/sys/class/net/%s/statistics/tx_bytes", dev)) or 0)
dev_now.sent = (now_t - dev_before.last_t) / timeout / units
dev_now.received = (now_r - dev_before.last_r) / timeout / units
- net_now.sent = net_now.sent + dev_now.sent
+ net_now.sent = net_now.sent + dev_now.sent
net_now.received = net_now.received + dev_now.received
- dev_now.sent = string.format('%.1f', dev_now.sent)
- dev_now.received = string.format('%.1f', dev_now.received)
+ dev_now.sent = string.format("%.1f", dev_now.sent)
+ dev_now.received = string.format("%.1f", dev_now.received)
dev_now.last_t = now_t
dev_now.last_r = now_r
- -- This will become dev_before in the next update/iteration
- net.devices[dev] = dev_now
+ if wifi_state == "on" and helpers.first_line(string.format("/sys/class/net/%s/uevent", dev)) == "DEVTYPE=wlan" and string.match(dev_now.carrier, "1") then
+ dev_now.wifi = true
+ dev_now.signal = tonumber(string.match(helpers.lines_from("/proc/net/wireless")[3], "(%-%d+%.)")) or nil
+ end
- total_t = total_t + now_t
- total_r = total_r + now_r
+ if eth_state == "on" and helpers.first_line(string.format("/sys/class/net/%s/uevent", dev)) ~= "DEVTYPE=wlan" and string.match(dev_now.carrier, "1") then
+ dev_now.ethernet = true
+ end
- -- Notify only once when connection is loss
+ net.devices[dev] = dev_now
+
+ -- Notify only once when connection is lost
if string.match(dev_now.carrier, "0") and notify == "on" and helpers.get_map(dev) then
- naughty.notify({
+ naughty.notify {
title = dev,
- text = "no carrier",
+ text = "No carrier",
icon = helpers.icons_dir .. "no_net.png",
screen = screen
- })
+ }
helpers.set_map(dev, false)
elseif string.match(dev_now.carrier, "1") then
helpers.set_map(dev, true)
end
- net_now.carrier = dev_now.carrier
- net_now.state = dev_now.state
+ net_now.carrier = dev_now.carrier
+ net_now.state = dev_now.state
net_now.devices[dev] = dev_now
- -- new_now.sent and net_now.received will be the
- -- totals across all specified devices
+ -- net_now.sent and net_now.received will be
+ -- the totals across all specified devices
end
- if total_t ~= net.last_t or total_r ~= net.last_r then
- net_now.sent = string.format('%.1f', net_now.sent)
- net_now.received = string.format('%.1f', net_now.received)
- net.last_t = total_t
- net.last_r = total_r
- end
+ net_now.sent = string.format("%.1f", net_now.sent)
+ net_now.received = string.format("%.1f", net_now.received)
widget = net.widget
settings()
end
- helpers.newtimer("network", timeout, update)
+ helpers.newtimer("network", timeout, net.update)
return net
end
-return setmetatable({}, { __call = function(_, ...) return worker(...) end })
+return factory